HOMEVULNERABILITIESCVE-2019-10747
CRITICAL

CVE-2019-10747

CWE-400Published: August 23, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

set-value is vulnerable to Prototype Pollution in versions lower than 3.0.1. The function mixin-deep could be tricked into adding or modifying properties of Object.prototype using any of the constructor, prototype and _proto_ payloads.

NVD Source

Technical Analysis

CVE-2019-10747 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

set-value_project1 product(s)
set-value
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://snyk.io/vuln/SNYK-JS-SETVALUE-450213
ADVISORYhttps://snyk.io/vuln/SNYK-JS-SETVALUE-450213

All References (8)

→
https://lists.apache.org/thread.html/b46f35559c4a97cf74d2dd7fe5a48f8abf2ff37f879083920af9b292%40%3Cdev.drat.apache.org%3E
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3EJ36KV6MXQPUYTFCCTDY54E5Y7QP3AV/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E3HNLQZQINMZK6GYB2UTKK4VU7WBV2OT/
→
https://snyk.io/vuln/SNYK-JS-SETVALUE-450213Exploit · Third Party Advisory
→
https://lists.apache.org/thread.html/b46f35559c4a97cf74d2dd7fe5a48f8abf2ff37f879083920af9b292%40%3Cdev.drat.apache.org%3E
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3EJ36KV6MXQPUYTFCCTDY54E5Y7QP3AV/
→
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E3HNLQZQINMZK6GYB2UTKK4VU7WBV2OT/
→
https://snyk.io/vuln/SNYK-JS-SETVALUE-450213Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2019-10747
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-400
CISA KEVNo
Affected1 vendor(s)
PublishedAug 23, 2019

Related CVEs (CWE-400)

CVE-2018-16492
9.8
CVE-2018-19282
9.8
CVE-2018-16489
9.8
CVE-2018-16491
9.8
CVE-2018-16486
9.8
CVE-2019-10952
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-10747 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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